148071609 has 24 divisors (see below), whose sum is σ = 244895040. Its totient is φ = 84453408.

The previous prime is 148071601. The next prime is 148071613. The reversal of 148071609 is 906170841.

148071609 is a `hidden beast` number, since 1 + 48 + 0 + 7 + 1 + 609 = 666.

148071609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 148071609 - 2³ = 148071601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148071601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37099 + ... + 40895.

It is an arithmetic number, because the mean of its divisors is an integer number (10203960).

Almost surely, 2^148071609 is an apocalyptic number.

It is an amenable number.

148071609 is a deficient number, since it is larger than the sum of its proper divisors (96823431).

148071609 is a wasteful number, since it uses less digits than its factorization.

148071609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4429 (or 4426 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 148071609 is about 12168.4678164508. The cubic root of 148071609 is about 529.0425445490.

The spelling of 148071609 in words is "one hundred forty-eight million, seventy-one thousand, six hundred nine".